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2024-11-22 - 16:43
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack3slot2.osadl.org (updated Fri Nov 22, 2024 12:44:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
321731422550,3chrt3217297-21ntpq10:16:450
325884122520,2sleep03258844-21basename12:15:120
318253422490,3chrt3182522-21ntpq08:25:540
323141322320,3sleep03231414-21ssh10:56:300
319630822300,2sleep03196309-21date09:15:110
316071299228198,18cyclictest3259041-21kworker/u2:212:20:190
317038822240,3chrt3170386-21users07:41:320
316071299224194,18cyclictest3237247-21kworker/u2:111:25:290
316071299221190,20cyclictest29-21kswapd009:50:130
323778122200,2sleep03237782-21sh11:15:180
316071299220191,18cyclictest3232714-21kworker/u2:311:35:140
316071299216186,18cyclictest3201935-21kworker/u2:309:35:280
316071299213183,18cyclictest3262102-21kworker/u2:012:36:360
316071299213182,18cyclictest3194851-21kworker/u2:109:22:100
316071299213179,22cyclictest3169329-21apt-get07:40:140
322272222110,3sleep03222723-21/usr/sbin/munin10:32:020
323435922060,2sleep03234360-21sh11:05:170
316071299204174,18cyclictest3219378-21kworker/u2:110:25:090
316071299202174,18cyclictest3226960-21kworker/u2:010:50:100
325561622000,3chrt3255615-21ssh12:06:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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